Showing 1 - 2 results of 2 for search 'Ayres, Clarence Edwin, 1891-1972', query time: 0.01s Refine Results
  1. 1

    The theory of economic progress by Ayres, Clarence Edwin 1891-1972

    Published 1944
    Book

    The theory of economic progress
  2. 2

    The theory of economic progress by Ayres, Clarence Edwin, 1891-1972

    Published 1944
    Book

    The theory of economic progress

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